JET-TYPE PUMP Russian patent published in 2000 - IPC

Abstract RU 2161273 C1

FIELD: jet facilities. SUBSTANCE: working flow nozzle is made in form of shaped channel whose configuration constitutes nozzles arranged symmetrically relative to axis and gradually diverging and deepening grooves in form of lobe or shaped equilateral trapezium at nozzle outlet cut. Ratio of height of profile and pitch at nozzle cut does not exceed unity. Profile elements configure over arc of circumference with radius not exceeding half of pitch. EFFECT: increased efficiency of jet-type pump. 5 dwg

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RU 2 161 273 C1

Authors

Bredikhin I.V.

Griga D.A.

Eremenko I.V.

Dates

2000-12-27—Published

1999-05-12—Filed